Added delete option to database storage.

venv/Lib/site-packages/google/auth/exceptions.py

@@ -0,0 +1,45 @@
+# Copyright 2016 Google LLC
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#      http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+"""Exceptions used in the google.auth package."""
+
+
+class GoogleAuthError(Exception):
+    """Base class for all google.auth errors."""
+
+
+class TransportError(GoogleAuthError):
+    """Used to indicate an error occurred during an HTTP request."""
+
+
+class RefreshError(GoogleAuthError):
+    """Used to indicate that an refreshing the credentials' access token
+    failed."""
+
+
+class UserAccessTokenError(GoogleAuthError):
+    """Used to indicate ``gcloud auth print-access-token`` command failed."""
+
+
+class DefaultCredentialsError(GoogleAuthError):
+    """Used to indicate that acquiring default credentials failed."""
+
+
+class MutualTLSChannelError(GoogleAuthError):
+    """Used to indicate that mutual TLS channel creation is failed, or mutual
+    TLS channel credentials is missing or invalid."""
+
+
+class ClientCertError(GoogleAuthError):
+    """Used to indicate that client certificate is missing or invalid."""